/*************************************************************************
 *
 *  The Contents of this file are made available subject to the terms of
 *  either of the following licenses
 *
 *         - GNU Lesser General Public License Version 2.1
 *         - Sun Industry Standards Source License Version 1.1
 *
 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
 *  =============================================
 *  Copyright 2000 by Sun Microsystems, Inc.
 *  901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License version 2.1, as published by the Free Software Foundation.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *  MA  02111-1307  USA
 *
 *
 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.1 (the "License"); You may not use this file
 *  except in compliance with the License. You may obtain a copy of the
 *  License at http://www.openoffice.org/license.html.
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 *  Software provided under this License is provided on an "AS IS" basis,
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 *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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 *  Copyright: 2008 by IBM Corporation
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 ************************************************************************/
/*************************************************************************
 * @file 
 * Tabrack for LwpTabPiece object.
 ************************************************************************/
/*************************************************************************
 * Change History
 * 2005-01-12 create this file.
 ************************************************************************/
#include	"lwptabrack.hxx"
#include	"lwpobjstrm.hxx"
#include	"lwpslvlist.hxx"

LwpTab::LwpTab()
{
	m_nX = 0;
	m_nAlignChar = 0;		//be careful,not quite sure it's 8-bit,perhaps 16-bit.
	m_nType = 0;
	m_nLeader = 0;
	m_nRelativeType = 0;
}

void	LwpTab::Read(LwpObjectStream *pStrm)
{
	pStrm->QuickRead(&m_nX, sizeof(m_nX));	
	pStrm->QuickRead(&m_nType, sizeof(m_nType));
	pStrm->QuickRead(&m_nLeader, sizeof(m_nLeader));
	pStrm->QuickRead(&m_nRelativeType, sizeof(m_nRelativeType));
	pStrm->QuickRead(&m_nAlignChar, sizeof(m_nAlignChar));
}


LwpTabRack::LwpTabRack(LwpObjectHeader objHdr, LwpSvStream* pStrm):LwpObject(objHdr,pStrm)
{
	m_nNumTabs = 0;
}

void LwpTabRack::Read()
{
//	LwpObjectID		m_NextID;
	m_NextID.ReadIndexed(m_pObjStrm);

	m_pObjStrm->QuickRead(&m_nNumTabs, sizeof(m_nNumTabs));
	for( int i=0; i<m_nNumTabs; i++ )
	{
		m_aTabs[i].Read(m_pObjStrm);
		m_pObjStrm->SkipExtra();
	}
	m_pObjStrm->SkipExtra();
}

LwpTab* LwpTabRack::Lookup(sal_uInt16 nIndex)
{
	/* Is the tab in this tabrack? */
	if(nIndex<m_nNumTabs)
	{
		return &m_aTabs[nIndex];
	}
	//return NULL;	
	/* It's not in this tabrack, so get it out of our next. */
	if (!GetNext())
		return NULL;		/* ouch */

	return GetNext()->Lookup(nIndex - m_nNumTabs);	
}

LwpTabRack* LwpTabRack::GetNext()
{
	LwpTabRack* pTabRack = static_cast<LwpTabRack*>(m_NextID.obj());
	return pTabRack;
}

sal_uInt16 LwpTabRack::GetNumTabs()
{
	sal_uInt16 nNum=0;	
	if(GetNext())
	{
		nNum = GetNext()->GetNumTabs();
	}	
	return m_nNumTabs+nNum;
}
